3. Outdoor Furniture and Equipment With their resistance to rust, galvanized screws are a go-to choice for outdoor furniture assembly and other exposed applications.

Moreover, in the HVAC sector, hex head screws with rubber washers are used to fasten ductwork and prevent air leaks. In marine applications, where exposure to saltwater can lead to rapid corrosion, the combination of durable hex head screws and rubber washers ensures reliability and longevity.